North America Non-native Plant

Luquillo Mountain Snailwood

Botanical name: Conostegia rufescens

USDA symbol: CORU17

Life cycle: perennial

Habit: tree

Native status: Non-native, reproduces and persists in the wild in Puerto Rico  

Synonyms: Conostegia hotteana Urb. & Ekman (COHO2)  âš˜  Conostegia puberula Naud. (COPU5)   

Luquillo Mountain Snailwood: A Caribbean Tree with Limited Garden Information If you’ve stumbled upon the name Luquillo Mountain snailwood (Conostegia rufescens), you might be wondering whether this Caribbean tree deserves a spot in your landscape. This perennial tree species has an intriguing backstory, though information about its garden performance remains ...

Luquillo Mountain Snailwood: A Caribbean Tree with Limited Garden Information

If you’ve stumbled upon the name Luquillo Mountain snailwood (Conostegia rufescens), you might be wondering whether this Caribbean tree deserves a spot in your landscape. This perennial tree species has an intriguing backstory, though information about its garden performance remains somewhat mysterious.

What is Luquillo Mountain Snailwood?

Luquillo Mountain snailwood is a tree species that can grow quite impressive in stature, typically reaching heights greater than 13-16 feet. Like most trees, it develops a single trunk under normal conditions, though environmental factors can sometimes encourage a more shrubby, multi-stemmed growth habit.

This species goes by a few different botanical names in scientific literature, including Conostegia hotteana and Conostegia puberula, which can make research a bit confusing for gardeners trying to learn more about it.

Where Does It Come From?

Here’s where things get interesting from a native gardening perspective. While Luquillo Mountain snailwood grows in Puerto Rico, it’s actually considered a non-native species there. This means it was introduced to the region but has established itself so well that it now reproduces on its own in the wild without human assistance.

Growing Conditions and Adaptability

One thing we do know about this tree is that it’s quite adaptable when it comes to moisture conditions. It has a facultative wetland status, meaning it’s equally happy growing in both wetland and non-wetland environments. This flexibility could make it an interesting choice for gardeners dealing with variable soil moisture conditions.

Should You Plant It?

This is where things get tricky. With limited information available about Luquillo Mountain snailwood’s garden performance, growth rate, and potential impacts, it’s difficult to give a strong recommendation either way. We don’t currently know:

  • How quickly it grows
  • What pollinators it might attract
  • Whether it provides significant wildlife benefits
  • Its preferred growing conditions
  • Whether it has any invasive tendencies

Native Alternatives to Consider

Given the limited information about Luquillo Mountain snailwood and its non-native status, you might want to consider native tree species instead. Native plants typically offer several advantages:

  • Better support for local wildlife and pollinators
  • Adaptation to local climate and soil conditions
  • Lower maintenance requirements
  • No risk of becoming invasive

Research native trees in your specific region that can provide similar height and structure if you’re looking for a substantial tree addition to your landscape.

The Bottom Line

Luquillo Mountain snailwood remains something of an enigma in the gardening world. While it’s clearly capable of thriving in various moisture conditions and can grow into an impressive tree, the lack of detailed horticultural information makes it difficult to recommend confidently.

If you’re committed to diverse plantings and are curious about less common species, this tree might be worth investigating further. However, most gardeners would probably be better served by choosing well-documented native alternatives that offer known benefits to local ecosystems.

As always, when considering any non-native plant, it’s wise to check with your local extension office or native plant society for guidance specific to your area.

Wetland Status

The rule of seasoned gardeners and landscapers is to choose the "right plant for the right place" matching plants to their ideal growing conditions, so they'll thrive with less work and fewer inputs. But the simplicity of this catchphrase conceals how tricky plant selection is. While tags list watering requirements, there's more to the story.

Knowing a plant's wetland status can simplify the process by revealing the interaction between plants, water, and soil. Surprisingly, many popular landscape plants are wetland species! And what may be a wetland plant in one area, in another it might thrive in drier conditions. Also, it helps you make smarter gardening choices and grow healthy plants with less care and feeding, saving you time, frustration, and money while producing an attractive garden with greater ecological benefits.

Regions
Status
Moisture Conditions

Caribbean

FAC

Facultative - Plants with this status can occur in wetlands and non-wetlands

Luquillo Mountain Snailwood

Classification

Group

Dicot

Kingdom

Plantae - Plants

Subkingdom

Tracheobionta - Vascular plants

Superdivision

Spermatophyta - Seed plants

Division

Magnoliophyta - Flowering plants

Subdivision
Class

Magnoliopsida - Dicotyledons

Subclass

Rosidae

Order

Myrtales

Family

Melastomataceae Juss. - Melastome family

Genus

Conostegia D. Don - snailwood

Species

Conostegia rufescens Naud. - Luquillo Mountain snailwood

Plant data source: USDA, NRCS 2025. The PLANTS Database. https://plants.usda.gov,. 2/25/2025. National Plant Data Team, Greensboro, NC USA